text: /**
   *  Demonstrates using a namespace
   */
  
  #include <iostream>                                                 //Needed for std
  
  using namespace std;                                                //No longer need to prefix cout or endl with "std::"
  
  /**
   * Main Function. This is where a C++ program begins
   * (Equivalent to the main method in Java programs)
   */
  int main() {
      cout << "Hello World!" << endl;                                 //Prints Hello World! with a line break (This is equivalent to: System.out.println("Hello World!"); in Java)
      cout << "Hello World!" << endl;                                 //Prints Hello World! again
      return 0;                                                       //End of main function
  }